Biology 9 Chapter - 1 Introduction to Biology- 9

Biology 9 Chapter - 1
Introduction to Biology- 9

1. Which of the following organelle is responsible for the protein synthesis?

a) Nucleolus
b) Mitochondria
c) Ribosome
d) All of these

2. Which of the following organelle is responsible for the cellular respiration?

a) Mitochondria
b) Peroxisome
c) Ribosome
d) nucleolus

3. In multicellular organism similar cells are organised into groups called as?

a) particles
b) Tissues
c) Nucleus
d) molecules

4. Which one of the following is formed when in higher multicellular organisms more than one type of tissue having related functions are organised?

a) Tissues
b) Organs
c) Both a+b
d) Molecules

5. A group of organisms capable of interbreeding and producing fertile offspring is called as?

a) None of these
b) Breed
c) Species
d) Microorganism

6. Which of the following is formed by the aggregation of organ and organ system?

a) Organs
b) Tissues
c) Organism
d) None of these

7. According to ministry of population welfare human population in Pakistan in 2010 was?

a) 190 million
b) 170 million
c) 175 million
d) 173.5 million

8. All the organisms are classified into how many major groups?

a) six
b) two
c) five
d) three

9. How many basic types of cells are present?

a) Four
b) five
c) Three
d) Two

10. Cells are organised in how many ways to form the bodies of the organisms?

a) Four
b) two
c) Three
d) Five

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